Cita APA (7th ed.)

-. (1993). The Americana annual 1993. Grolier Inc.

Cita Chicago (17th ed.)

-. The Americana Annual 1993. [s.l]: Grolier Inc, 1993.

Cita MLA (9th ed.)

-. The Americana Annual 1993. Grolier Inc, 1993.